ISRC FR9W12340423
Verified recording
FR9W12340423 is “Deux Duos, Op. 40: Qu'un songe au ciel m'enlève” by Charles-Marie Widor,
registered on the CopyrightChains blockchain with CopyrightID
0xe58d6cffb4073cf7e6351d746e4d48f16ea27f363e5e721bce8e6c22515abaa8 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W12340423.
Recording identifiers
- ISRC
- FR9W12340423
- Title
- Deux Duos, Op. 40: Qu'un songe au ciel m'enlève
- Artist
- Charles-Marie Widor
- CopyrightID (CopyrightChains transaction hash)
0xe58d6cffb4073cf7e6351d746e4d48f16ea27f363e5e721bce8e6c22515abaa8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:479706ad874fb41cd64b0519de81b96f95da033078ce80b65d3d790987083676- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W12340423
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Deux Duos, Op. 40: Qu'un songe au ciel m'enlève · Machine-readable JSON-LD